{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Disease", "Chemical"], "input": "In two patients , LTG exacerbated MJ in a delayed but more severe manner , with myoclonic status that only ceased after LTG withdrawal ."}
{"Disease": ["MJ", "myoclonic status"], "Chemical": ["LTG"]}